Canada
Moderate
Inuvik-Tuktoyaktuk Highway
All-weather highway to the Arctic Ocean
Feature: High Altitude
Colorado
Expert
Engineer Pass Road
Colorado's most exposed high-altitude shelf road
Colorado
Expert
Mosquito Pass Road
America's highest driveable pass at 13,186 feet
Idaho
Moderate
Lolo Pass Road
Lewis & Clark's Continental Divide crossing
USA
Moderate
Medicine Bow National Forest Backcountry Route
Wyoming's forgotten high country backroads
Nevada
Moderate
Backcountry Discovery Route – Nevada
Nevada's most remote backcountry corridor
Colorado
Moderate
Taylor Park Road
Colorado's highest ghost town passage
Colorado
Expert
Cinnamon Pass Road
High-altitude shelf road through mining history
USA
Moderate
Dixie National Forest Backcountry Loop
Five life zones from desert to alpine
USA
Difficult
Georgia Traverse
Vermont's gnarliest Green Mountain gauntlet